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This commit is contained in:
Miel Truyen
2023-04-09 20:01:38 +02:00
parent 7a239b66cf
commit d5e05f07d4
4 changed files with 168 additions and 138 deletions
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245
layers/boundary/nuts.sql
View File

@@ -15,33 +15,24 @@ $$ LANGUAGE plpgsql;
DROP MATERIALIZED VIEW IF EXISTS osm_boundary_polygon CASCADE;
CREATE MATERIALIZED VIEW osm_boundary_polygon AS
(
SELECT
r.relation_id,
r.name,
CASE
WHEN r.admin_level = 10 THEN 6
WHEN r.admin_level = 9 THEN 5
WHEN r.admin_level = 8 THEN 4
WHEN r.admin_level = 7 THEN 3
WHEN r.admin_level = 6 THEN 2
WHEN r.admin_level = 4 THEN 1
-- No admin_level =3?
WHEN r.admin_level = 2 THEN 0
ELSE null
END as nuts_level,
p.geometry
FROM (
SELECT
relation_id,
ST_BuildArea(ST_Node(ST_Collect(geometry))) as geometry,
min(id) as minid -- Used just to join to one relation, could've also used subquery with LIMIT 1
FROM osm_border_disp_relation
WHERE (role = 'outer' or role = 'inner')
AND ST_GeometryType(geometry)='ST_LineString'
GROUP BY relation_id
) as p
LEFT JOIN osm_border_disp_relation as r on p.minid = r.id
) /* DELAY_MATERIALIZED_VIEW_CREATION */ ;
SELECT r.osm_id as relation_id,
r.name,
r.name_en,
r.name_nl,
r.name_de,
r.name_fr,
r.admin_level,
p.geometry
FROM (
SELECT relation_id,
ST_BuildArea(ST_Node(ST_Collect(geometry))) as geometry
FROM osm_border_disp_relation
WHERE (role = 'outer' or role = 'inner')
AND ST_GeometryType(geometry) = 'ST_LineString'
GROUP BY relation_id
) as p
LEFT JOIN osm_administrative_relation as r on r.osm_id = p.relation_id
) /* DELAY_MATERIALIZED_VIEW_CREATION */ ;
CREATE INDEX IF NOT EXISTS osm_boundary_polygon_idx ON osm_boundary_polygon USING gist (geometry);
@@ -49,22 +40,21 @@ CREATE INDEX IF NOT EXISTS osm_boundary_polygon_idx ON osm_boundary_polygon USIN
-- etldoc: osm_border_linestring_adm -> osm_border_linestring_gen_z13
DROP MATERIALIZED VIEW IF EXISTS osm_boundary_linestring CASCADE;
CREATE MATERIALIZED VIEW osm_boundary_linestring AS
SELECT
osm_id,
geometry,
nuts_level,
nuts->>'l_nuts_0_name' as l_nuts_0_name,
nuts->>'l_nuts_1_name' as l_nuts_1_name,
nuts->>'l_nuts_2_name' as l_nuts_2_name,
nuts->>'l_nuts_3_name' as l_nuts_3_name,
nuts->>'l_nuts_4_name' as l_nuts_4_name,
nuts->>'l_nuts_5_name' as l_nuts_5_name,
nuts->>'r_nuts_0_name' as r_nuts_0_name,
nuts->>'r_nuts_1_name' as r_nuts_1_name,
nuts->>'r_nuts_2_name' as r_nuts_2_name,
nuts->>'r_nuts_3_name' as r_nuts_3_name,
nuts->>'r_nuts_4_name' as r_nuts_4_name,
nuts->>'r_nuts_5_name' as r_nuts_5_name
SELECT osm_id,
geometry,
nuts_level,
nuts ->> 'l_nuts_0_name' as l_nuts_0_name,
nuts ->> 'l_nuts_1_name' as l_nuts_1_name,
nuts ->> 'l_nuts_2_name' as l_nuts_2_name,
nuts ->> 'l_nuts_3_name' as l_nuts_3_name,
nuts ->> 'l_nuts_4_name' as l_nuts_4_name,
nuts ->> 'l_nuts_5_name' as l_nuts_5_name,
nuts ->> 'r_nuts_0_name' as r_nuts_0_name,
nuts ->> 'r_nuts_1_name' as r_nuts_1_name,
nuts ->> 'r_nuts_2_name' as r_nuts_2_name,
nuts ->> 'r_nuts_3_name' as r_nuts_3_name,
nuts ->> 'r_nuts_4_name' as r_nuts_4_name,
nuts ->> 'r_nuts_5_name' as r_nuts_5_name
-- Shouldnt be needed for the map
-- nuts->'l_nuts_1_id' as l_nuts_1_id,
-- nuts->'l_nuts_2_id' as l_nuts_2_id,
@@ -77,55 +67,61 @@ SELECT
-- nuts->'r_nuts_4_id' as r_nuts_4_id,
-- nuts->'r_nuts_5_id' as r_nuts_5_id
FROM (
SELECT
osm_id,
geometry,
MIN(nuts_level) as nuts_level,
jsonb_object_agg(
CONCAT(side, '_nuts_', nuts_level, '_name'), name
)
|| jsonb_object_agg(
CONCAT(side, '_nuts_', nuts_level, '_id'), -relation_id
) as nuts
FROM (
SELECT
b.*,
m.maritime,
m.index,
m.role,
m.admin_level,
r.nuts_level,
r.name,
r.relation_id,
CASE
WHEN
ST_Within(
ST_OffsetCurve(
(ST_LineSubString(b.geometry, 0.499,0.501)), 10, 'quad_segs=4 join=mitre'
),
r.geometry
)
THEN 'r'
WHEN
ST_Within(
ST_OffsetCurve(
(ST_LineSubString(b.geometry, 0.499,0.501)), -10, 'quad_segs=4 join=mitre'
),
r.geometry
)
THEN 'l'
ELSE 'unknown' -- TODO: Debug if this ever happens, if so our method isn't fool proof
END as side,
r.geometry as relation
FROM
osm_administrative_boundary as b
INNER JOIN osm_administrative_member as m
ON b.osm_id = m.boundary_id
INNER JOIN osm_boundary_polygon as r
ON m.relation_id = r.relation_id
) as g
GROUP BY osm_id, geometry
) as p /* DELAY_MATERIALIZED_VIEW_CREATION */ ;
SELECT osm_id,
geometry,
MIN(nuts_level) as nuts_level,
jsonb_object_agg(
CONCAT(side, '_nuts_', nuts_level, '_name'), name
)
|| jsonb_object_agg(
CONCAT(side, '_nuts_', nuts_level, '_id'), -relation_id
) as nuts
FROM (
SELECT b.osm_id,
b.geometry,
CASE
WHEN r.admin_level = 10 THEN 6
WHEN r.admin_level = 9 THEN 5
WHEN r.admin_level = 8 THEN 4
WHEN r.admin_level = 7 THEN 3
WHEN r.admin_level = 6 THEN 2
WHEN r.admin_level = 4 THEN 1
-- No admin_level =3?
WHEN r.admin_level = 2 THEN 0
-- All other are stored as low priority NUTS, for future reference
ELSE 1000 + r.admin_level
END as nuts_level,
COALESCE(NULLIF(r.name_en,''), NULLIF(r.name,''), NULL) as name,
r.relation_id,
CASE
WHEN
ST_Within(
ST_OffsetCurve(
(ST_LineSubString(b.geometry, 0.499, 0.501)), 10,
'quad_segs=4 join=mitre'
),
r.geometry
)
THEN 'r'
WHEN
ST_Within(
ST_OffsetCurve(
(ST_LineSubString(b.geometry, 0.499, 0.501)), -10,
'quad_segs=4 join=mitre'
),
r.geometry
)
THEN 'l'
ELSE 'unknown' -- TODO: Debug if this ever happens, if so our method isn't fool proof
END as side
FROM osm_administrative_boundary as b
INNER JOIN osm_administrative_member as m
ON b.osm_id = m.boundary_id
INNER JOIN osm_boundary_polygon as r
ON m.relation_id = r.relation_id
) as g
GROUP BY osm_id, geometry
) as p /* DELAY_MATERIALIZED_VIEW_CREATION */ ;
CREATE INDEX IF NOT EXISTS osm_boundary_linestring_idx ON osm_boundary_linestring USING gist (geometry);
@@ -151,32 +147,47 @@ CREATE OR REPLACE FUNCTION layer_nuts(bbox geometry, zoom_level int)
)
AS
$$
SELECT
geometry,
nuts_level,
l_nuts_0_name,
l_nuts_1_name,
l_nuts_2_name,
l_nuts_3_name,
l_nuts_4_name,
l_nuts_5_name,
r_nuts_0_name,
r_nuts_1_name,
r_nuts_2_name,
r_nuts_3_name,
r_nuts_4_name,
r_nuts_5_name
SELECT geometry,
nuts_level,
l_nuts_0_name,
l_nuts_1_name,
l_nuts_2_name,
l_nuts_3_name,
l_nuts_4_name,
l_nuts_5_name,
r_nuts_0_name,
r_nuts_1_name,
r_nuts_2_name,
r_nuts_3_name,
r_nuts_4_name,
r_nuts_5_name
FROM osm_boundary_linestring
WHERE geometry && bbox
AND zoom_level >
( CASE
WHEN nuts_level=0 THEN 2
WHEN nuts_level=1 THEN 4
WHEN nuts_level=2 THEN 6
WHEN nuts_level=3 THEN 6
WHEN nuts_level=4 THEN 8
WHEN nuts_level=5 THEN 10
END )
AND zoom_level >
(CASE
WHEN nuts_level = 0 THEN 2
WHEN nuts_level = 1 THEN 4
WHEN nuts_level = 2 THEN 6
WHEN nuts_level = 3 THEN 6
WHEN nuts_level = 4 THEN 8
WHEN nuts_level = 5 THEN 10
END)
$$ LANGUAGE SQL STABLE
-- STRICT
PARALLEL SAFE;
PARALLEL SAFE;
/*
r.name,
CASE
WHEN r.admin_level = 10 THEN 6
WHEN r.admin_level = 9 THEN 5
WHEN r.admin_level = 8 THEN 4
WHEN r.admin_level = 7 THEN 3
WHEN r.admin_level = 6 THEN 2
WHEN r.admin_level = 4 THEN 1
-- No admin_level =3?
WHEN r.admin_level = 2 THEN 0
ELSE null
END as nuts_level,
*/